.System_name {
    color: #fff;
    display: flex;
    justify-content: center;
    padding: 20px 0;
    font-size: 14px;
}

.App {
    height: 100%;
}

.Layout {
    max-height: 100vh;
    min-height: 99.99vh;

}
.ant-layout-content {
    overflow: hidden;
    overflow-y: auto;
}